protective clothing? Chemical-resistant materials prevent the measurable movement of certain chemicals through the material to your protected skin for a limited period of use or time.
Definition of conscious. 1  1 : perceiving, apprehending, or noticing with a degree of controlled thought or observation conscious of having succeeded was conscious that someone was watching. 2  2 archaic : sharing another's knowledge or awareness of an inward state or outward fact. 3  3 : personally felt conscious guilt.
Freebase (1.00 / 1 vote) Rate this definition: Consciousness. Consciousness is the quality or state of being aware of an external object or something within oneself. It has been defined as: sentience, awareness, subjectivity, the ability to experience or to feel, wakefulness, having a sense of selfhood, and the executive control system of the mind.